Which famous mathematical sequence has been widely adopted in product launch planning for mathematics education software to determine optimal feature release intervals?

Many mathematics education products and textbooks use strategic launch timing and marketing approaches to maximize adoption. One famous mathematical sequence has been particularly influential in product launch strategy planning. Test your knowledge about how mathematical concepts intersect with product marketing in the education technology space.

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The Fibonacci Sequence (where each number is the sum of the two preceding ones)
The Prime Number Sequence (2, 3, 5, 7, 11, etc.)
Pascal's Triangle Sequence (diagonal sums)
The Golden Ratio Sequence (1.618... progression)